Click on the manual call point(red box with 2 arrows and 1 circle) to start alarm. click on heat detector to activate heat detector click on key to reset manual call point To reset: 1. Click on 2nd red button(stop sounders) to stop sound. 2. Click on 3rd grey button(silence buzzers) to silence buzzer. 3. Click on 4th green button(reset) to reset led(s)
couldn't find smoke detector not activated so i used heat detector